from info.models import User, News, Category
from info.utils.common import user_login_data
from info.utils.response_code import RET
from . import index_blu
from flask import render_template, session, request, jsonify, g
from flask import current_app
from info import redis_store, constants

@index_blu.route("/news_list")
def news_list():
    cid = request.args.get("cid","1")
    page = request.args.get("page","1")
    per_page = request.args.get("per_page","10")
    try:
        page = int(page)
        cid=int(cid)
        per_page = int(per_page)
    except Exception as ret:
        current_app.logger.error(ret)
        return jsonify(errno=RET.PARAMERR,errmsg="参数")
    # filters=[]
    filters = [News.status == 0]
    if cid !=1:
        filters.append(News.category_id==cid)
    try:
        paginate= News.query.filter(*filters).order_by(News.create_time.desc()).paginate(page,per_page,False)
    except Exception as ret:
        current_app.logger.error(ret)
        return jsonify(errno=RET.DBERR,errmsg="数据库查询错误")

    news_model_list = paginate.items
    total_page = paginate.pages
    current_page = paginate.page
    news_dict_li =[]
    for news in news_model_list:
        news_dict_li.append(news.to_basic_dict())
    data={
        "total_page":total_page,
        "current_page":current_page,
        "news_dict_li":news_dict_li
    }
    return jsonify(errno=RET.OK,errmsg="OK",data=data)


@index_blu.route("/")
@user_login_data
def index():
    # user_id = session.get("user_id", None)
    # user = None
    # if user_id:
    #     # 尝试查询用户的模型
    #     try:
    #         user = User.query.get(user_id)
    #     except Exception as e:
    #         current_app.logger.error(e)
    user=g.user

    news_list=[]
    try:
        news_list = News.query.order_by(News.clicks.desc()).limit(constants.CLICK_RANK_MAX_NEWS)
    except Exception as ret:
        current_app.logger.error(ret)

    news_dict_li = []
    for news in news_list:
        news_dict_li.append(news.to_basic_dict())

    categories= Category.query.all()
    category_li=[]
    for category in categories:
        category_li.append(category.to_dict())

    data = {
        "user": user.to_dict() if user else None,
        "news_dict_li": news_dict_li,
        "category_li":category_li
    }

    return render_template('news/index.html',data=data)


@index_blu.route("/favicon.ico")
def favicon():
    return current_app.send_static_file('news/favicon.ico')